Roberto Guerrero CART/Champ Car results at Cleveland
| Year | Race # | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Owner | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1984 | 7 | 3 | 5 | 9 | Master Mechanic | March | Cosworth | Goodyear | Bignotti | 124.960 | 86 | 0 | 0 | flagged | 10 |
| 1985 | 6 | 15 | 19 | 9 | True Value | March | Cosworth | Goodyear | Bignotti | 126.628 | 73 | 0 | 0 | flagged | 0 |
| 1986 | 7 | 9 | 17 | 2 | True Value-Emerson | March | Cosworth | Goodyear | Cotter | 131.546 | 32 | 0 | 0 | driveshaft | 0 |
| 1987 | 7 | 1 | 5 | 4 | True Value/STP | March | Cosworth | Goodyear | Vince Granatelli | 136.287 | 80 | 3 | 42 | flagged | 12 |
| 1988 | 6 | 15 | 20 | 2 | STP Granatelli | Lola | Cosworth | Goodyear | Vince Granatelli | 129.941 | 51 | 0 | 0 | mechanical | 0 |
| 1989 | 7 | 21 | 13 | 21 | Alfa Romeo | March | Alfa Romeo | Goodyear | Morales | 130.151 | 76 | 0 | 0 | flagged | 0 |
| 1990 | 7 | 19 | 19 | 20 | Miller Genuine Draft | March | Alfa Romeo | Goodyear | Patrick | 129.177 | 31 | 0 | 0 | gearbox | 0 |
| 1993 | 8 | 18 | 29 | 40 | Budweiser King | Lola | Chevrolet | Goodyear | Bernstein | 137.466 | 0 | 0 | 0 | contact | 0 |
